| Date | Age | Event | Bishop | Title | Current Title |
| 3 Jul | 31.8 | Ordained Priest | Stanislaw Jan Siestrzencewicz Bohusz † | Priest | Archbishop of Mohilev, Belarus |
| 5 Jul | 55.6 | Appointed | Emmerich Joseph Reichsfreiherr von Breidbach zu Bürresheim † | Archbishop of Mainz, Germany |
| 6 Jul | | Born | Luigi Tosi † | Busto Arsizio | Bishop of Pavia, Italy |
| 10 Jul | 23.5 | Ordained Priest | Antoine Etienne Aconcius Kover, O.M. Ven. † | Priest of Other | Titular Archbishop of Siunia |
| 69.8 | Ordained Bishop | Simon Nikolaus Euseb Reichsgraf von Montjoye-Hirsingen † | Bishop of Basel, Switzerland |
| 67.8 | Appointed | Giovanni Francesco Stoppani † | Cardinal, Cardinal-Bishop of Palestrina |
| 11 Jul | 76.5 | Retired | Lawrence William York, O.S.B. † | Vicar Apostolic of Western District, England, Great Britain | Vicar Apostolic Emeritus |
| 16 Jul | 15.8 | Professed | Michal Mateusz Stadnicki, O.S.B.M. † | Member of Order of the Pious Schools | Bishop of Foreign Diocese |
| 17 Jul | 70.6 | Resigned | Jerzy Mikołaj Hylzen † | Bishop of Smoleńsk, Poland | Bishop Emeritus |
| 18 Jul | 38.9 | Appointed | Francesco Agoselli † | Bishop of Cesena, Italy |
| 45.4 | Appointed | Clemente Maria Bardini † | Bishop of Acquapendente, Italy |
| 58.7 | Appointed | Felipe Beltrán Serrano † | Bishop of Salamanca, Spain |
| 54.7 | Elevated to Cardinal | Simone Buonacorsi † | Cardinal, Cardinal-Priest of S. Giovanni a Porta Latina |
| 38.9 | Appointed | Cayetano Antonio Cuadrillero Mota † | Bishop of Ciudad Rodrigo, Spain | Bishop of León, Spain |
| 66.3 | Appointed | Giuseppe Agostino Delbecchi, Sch. P. † | Archbishop of Cagliari, Italy |
| 60.5 | Appointed | Lorenzo Despuig Cotoner † | Archbishop of Tarragona, Spain |
| 50.1 | Appointed | Francisco Garrido de la Vega † | Bishop of Mallorca, Spain | Bishop of Córdoba, Spain |
| 45.0 | Appointed | Tommaso Maria Ghilini † | Titular Archbishop of the Titular See | Cardinal, Cardinal-Priest of S. Maria sopra Minerva |
| 68.3 | Appointed | Federico Marcello Lante Montefeltro Della Rovere † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Born | Pierre-François-Martial de Loménie † | Marseille | Coadjutor Archbishop of Sens, France |
| 52.7 | Elevated to Cardinal | Andrea Negroni † | Cardinal, Cardinal-Deacon of S. Agata de’ Goti |
| 64.5 | Died | Pierre-Annet de Pérouse † | Bishop of Gap, France |
| 53.5 | Appointed | Diego Salguero de Cabrera † | Bishop of Arequipa, Peru |
| 20 Jul | 62.2 | Appointed | Johann Philipp Reichsgraf von Walderdorff † | Bishop of Worms, Germany | Archbishop of Trier, Germany |
| 24 Jul | 45.0 | Ordained Bishop | Tommaso Maria Ghilini † | Titular Archbishop of the Titular See | Cardinal, Cardinal-Priest of S. Maria sopra Minerva |
| 1 Aug | 62.4 | Installed | Antonio Alcalde y Barriga, O.P. † | Bishop of Yucatán (Mérida), Yucatán, México | Bishop of Guadalajara, Jalisco, México |
| 22 Aug | 54.8 | Installed | Simone Buonacorsi † | Cardinal, Cardinal-Priest of S. Giovanni a Porta Latina |
| 33.6 | Appointed | Jan Stefan Giedroyc † | Auxiliary Bishop of Vilnius, Lithuania | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| 33.6 | Appointed | Jan Stefan Giedroyc † | Titular Bishop of Verinopolis | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| Born | Augustin de Mailhet de Vachères † | Présailles | Bishop of Tulle, France |
| 52.8 | Installed | Andrea Negroni † | Cardinal-Deacon of S. Maria in Aquiro | Cardinal, Cardinal-Deacon of S. Agata de’ Goti |
| 23.9 | Confirmed | Klemens Wenzeslaus Herzog von Sachsen † | Bishop of Freising, Germany | Bishop of Augsburg, Germany |
| 57.0 | Appointed | Cristoforo Sizzo de Noris † | Bishop of Trento, Italy |
| 23 Aug | | Died | Charles-François Couton † | Bishop of Nice, France |
| 24 Aug | 39.6 | Ordained Bishop | Joseph-François d'Andigné de la Chasse † | Bishop of Saint-Pol-de-Léon, France | Bishop Emeritus of Chalons-sur-Saône, France |
| 28 Aug | 39.0 | Ordained Bishop | Cayetano Antonio Cuadrillero Mota † | Bishop of Ciudad Rodrigo, Spain | Bishop of León, Spain |
| 31 Aug | | Born | Andreas Stanislaus von Hattynski (Hatten) † | Kalkstein | Bishop of Warmia, Poland |
| 1 Sep | 54.9 | Appointed | Leopold Ernst von Firmian † | Cardinal, Bishop of Passau, Germany |
| 3 Sep | | Born | Luis García Guillén, O. de M. † | Comitán | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| 9 Sep | | Born | Jan Jerzy Wilkxycki † | Psary | Auxiliary Bishop of Chelmno (Culma), Poland |
| 12 Sep | 72.3 | Died | Simon-Pierre de Lacoré (La Corée) † | Bishop of Saintes, France |
| 14 Sep | | Born | Francisco Alexandre Lobo, O.S.B. † | Beja | Bishop of Viseu, Portugal |
| 17 Sep | 50.5 | Succeeded | Antoni Kazimierz Ostrowski † | Bishop of Włocławek, Poland | Archbishop of Gniezno, Poland |
| 18 Sep | 50.3 | Ordained Bishop | Francisco Garrido de la Vega † | Bishop of Mallorca, Spain | Bishop of Córdoba, Spain |
| 20 Sep | | Appointed | Patrick Fitzsimon † | Archbishop of Dublin, Ireland |
| 23 Sep | | Born | Giovanni Corcione † | Catanzaro | Bishop of Bova, Italy |
| 24 Sep | 22.9 | Ordained Priest | Carlo Francesco Maria Caselli, O.S.M. † | Priest of Order of Friar Servants of Mary | Cardinal, Bishop of Parma, Italy |
| 26.7 | Ordained Priest | Kasimir Johann Baptist von Häffelin † | Priest of Speyer, Germany | Cardinal, Titular Bishop of Chersonesus in Creta |
| 24.4 | Ordained Priest | Miguel da Madre de Deus da Cruz, O.F.M. † | Priest of Order of Friars Minor | Archbishop of Braga, Portugal |
| 23.0 | Ordained Priest | Bernardo Serio † | Priest of Palermo, Italy | Auxiliary Bishop |
| 25 Sep | 58.9 | Ordained Bishop | Felipe Beltrán Serrano † | Bishop of Salamanca, Spain |
| 41.8 | Ordained Bishop | José Tormo Juliá † | Auxiliary Bishop of Valencia, Spain | Bishop of Orihuela, Spain |
| 26 Sep | 88.7 | Appointed | Juan Manuel Jeronimo de Romaní y Carrillo † | Bishop of Cuzco, Peru |
| Appointed | Luigi Satta † | Bishop of Iglesias, Italy |
| 62.3 | Confirmed | Johann Philipp Reichsgraf von Walderdorff † | Bishop of Worms, Germany | Archbishop of Trier, Germany |
| 29 Sep | 55.0 | Confirmed | Leopold Ernst von Firmian † | Cardinal, Bishop of Passau, Germany |
| Oct | | Born | Angelo Pietro (Andelo Petar) Galli † | Corfu, Italy | Bishop of Hvar (Lesina), Croatia |
| 1 Oct | 45.0 | Appointed | Joseph Philipp Franz Reichsgraf von Spaur † | Bishop of Seckau, Austria | Bishop of Brixen {Bressanone}, Italy |
| 2 Oct | 65.9 | Died | Claude-Antoine de Choiseul-Beaupré † | Bishop of Chalons-sur-Marne, France |
| 11 Oct | 74.8 | Died | Pierre Louis Jacquet † | Auxiliary Bishop of Liège, Belgium |
| 16 Oct | | Died | Michele Vittorio Villa † | Bishop of Ivrea, Italy |
| 18 Oct | 69.1 | Died | Giovanni Francesco Banchieri † | Cardinal, Cardinal-Priest of S. Adriano al Foro |
| 68.5 | Died | Ludovico Valenti † | Cardinal, Bishop of Rimini, Italy |
| 20 Oct | 23.8 | Ordained Priest | José Nicolau de Azevedo Coutinho Gentil † | Priest | Prelate of Goiás, Brazil |
| 22 Oct | 55.9 | Confirmed | Emmerich Joseph Reichsfreiherr von Breidbach zu Bürresheim † | Archbishop of Mainz, Germany |
| Born | Serafino Carchero, O.F.M. Cap. † | Cuglieri | Bishop of Bisarchio o Bisarcio, Italy |
| 23 Oct | 36.5 | Ordained Bishop | Friedrich Wilhelm Freiherr von Westphalen † | Bishop of Hildesheim, Germany |
| 25 Oct | 70.4 | Installed | Pedro Miguel Argandoña Pastene Salazar † | Archbishop of La Plata o Charcas, Bolivia |
| 26 Oct | 87.4 | Died | Johann Moritz Gustav Reichsgraf von Manderscheid-Blankenheim † | Archbishop of Praha {Prague}, Czech Republic |
| 56.2 | Resigned | Anton Peter Graf Przichowsky von Przichowitz † | Bishop of Hradec Králové, Czech Republic | Archbishop of Praha {Prague}, Czech Republic |
| 56.2 | Succeeded | Anton Peter Graf Przichowsky von Przichowitz † | Archbishop of Praha {Prague}, Czech Republic |
| 28 Oct | | Born | Alexandre-Charles-Louis-Rose de Lostanges-Saint-Alvère † | Versailles | Bishop of Périgueux, France |
| 17.8 | Professed | József Martonffi † | Member of Society of Jesus | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| 30 Oct | 51.5 | Appointed | Germain Chasteigner de la Chasteigneraye † | Bishop of Saintes, France |
| 31 Oct | | Appointed | Juan Carlos de Vilches y Cabrera † | Bishop of León en Nicaragua |
| Born | Wilhelm Arnold Günther, O. Praem. † | Koblenz | Auxiliary Bishop of Trier, Germany |
| 1 Nov | | Born | Santos Gómez Marañón, O.S.A. † | Valladolid | Bishop of Cebu, Philippines |
| 23.0 | Ordained Priest | Martin Gorgey † | Priest | Auxiliary Bishop of Esztergom, Hungary |
| 2 Nov | | Died | Joseph-Nicolas Deschamps de Chaumont † | Bishop of Genève {Geneva}, Switzerland |
| 5 Nov | 47.4 | Appointed | Hermann Hannibal Reichsgraf von Blümegen † | Bishop of Hradec Králové, Czech Republic |
| 7 Nov | | Born | Benedict Joseph Flaget, P.S.S. † | Contournat, France | Bishop of Louisville, Kentucky, USA |
| 76.9 | Died | Ferdinando Romualdo Guiccioli † | Archbishop of Ravenna, Italy |
| 8 Nov | 73.3 | Died | Henri-Constance de Lort de Sérignan de Valras † | Bishop of Mâcon, France |
| 13 Nov | 56.0 | Ordained Bishop | Emmerich Joseph Reichsfreiherr von Breidbach zu Bürresheim † | Archbishop of Mainz, Germany |
| 16 Nov | 54.9 | Appointed | Antoine de Lastic † | Bishop of Chalons-sur-Marne, France | Bishop of (Saint-Bernard de) Comminges, France |
| Appointed | Antoine de Lastic † | Bishop of Chalons-sur-Marne, France |
| 35.0 | Appointed | Antoine-Eléonore-Léon Le Clerc de Juigné † | Bishop of (Saint-Bernard de) Comminges, France | Archbishop Emeritus of Paris, France |
| 20 Nov | 43.4 | Died | Philipp Wirich Lorenz Graf von Daun zu Sassenheim und Callenborn † | Auxiliary Bishop of Passau, Germany |
| 21 Nov | | Born | Johann Heinrich Milz † | Koblenz | Auxiliary Bishop of Trier, Germany |
| 22 Nov | 51.0 | Appointed | Charles Antoine de Grady † | Auxiliary Bishop of Liège, Belgium |
| 51.0 | Appointed | Charles Antoine de Grady † | Titular Bishop of Philadelphia in Arabia | Auxiliary Bishop of Liège, Belgium |
| 25 Nov | 52.3 | Resigned | João de São José de Queiroz da Silveira, O.S.B. † | Bishop of Belém do Pará, Brazil | Bishop Emeritus |
| 27 Nov | 42.2 | Appointed | Gabriel-François Moreau † | Bishop of Mâcon, France | Bishop of Autun, France |
| Born | József Vurum † | Trnava | Bishop of Nitra, Slovakia |
| 28 Nov | 80.3 | Died | Domingo Pantaleón Álvarez de Abreu † | Bishop of Tlaxcala, Tlaxcala, México |
| 7 Dec | 51.0 | Ordained Bishop | Charles Antoine de Grady † | Titular Bishop of Philadelphia in Arabia | Auxiliary Bishop of Liège, Belgium |
| 8 Dec | | Born | Eusebio Luciano Carvalho Gomes da Silva, C.M. † | Paparia, Portugal | Bishop-Elect of Nanking [Nanjing], China |
| 11 Dec | 79.4 | Died | Ramón Francisco Agustín Eura, O.S.A. † | Bishop of Orense, Spain |
| 17 Dec | 55.1 | Ordained Priest | Simone Buonacorsi † | Priest | Cardinal, Cardinal-Priest of S. Giovanni a Porta Latina |
| 23.3 | Ordained Priest | Charles-Eugène de Valperga de Maglione † | Priest | Bishop Emeritus of Nice, France |
| 19 Dec | | Appointed | Francesco Castellini † | Bishop of Rimini, Italy |
| 53.3 | Appointed | Giovan Battista Coppola † | Bishop of Cassano all’Jonio, Italy |
| 55.0 | Confirmed | Antoine de Lastic † | Bishop of Chalons-sur-Marne, France | Bishop of (Saint-Bernard de) Comminges, France |
| Confirmed | Antoine de Lastic † | Bishop of Chalons-sur-Marne, France |
| Appointed | Miguel Moreno y Ollo † | Bishop of Panamá | Bishop of Ayacucho o Huamanga, Peru |
| 68.0 | Appointed | Bernardo de Ustariz, O.P. † | Bishop of Nueva Segovia, Philippines | Bishop-Elect |
| 21 Dec | 36.4 | Ordained Bishop | Pedro Ángel de Espiñeira, O.F.M. † | Bishop of Concepción, Chile |
| Born | Tomás La Iglesia España † | Fuencivil | Bishop of Zamora, Spain |
| 57.3 | Ordained Bishop | Cristoforo Sizzo de Noris † | Bishop of Trento, Italy |
| 45.2 | Ordained Bishop | Joseph Philipp Franz Reichsgraf von Spaur † | Bishop of Seckau, Austria | Bishop of Brixen {Bressanone}, Italy |
| 23 Dec | 55.0 | Died | Antoine de Lastic † | Bishop of Chalons-sur-Marne, France | Bishop of (Saint-Bernard de) Comminges, France |
| Died | Antoine de Lastic † | Bishop of Chalons-sur-Marne, France |
| 76.8 | Died | Costantino Serra, C.R.S. † | Bishop of Albenga, Italy |
| 25 Dec | 37.0 | Appointed | Michel-François de Couët du Vivier de Lorry † | Bishop of Vence, France | Bishop Emeritus of La Rochelle, France |
| 28 Dec | 26.6 | Ordained Priest | Alexandre da Sagrada Familia Ferreira da Silva, O.F.M. † | Priest of Order of Friars Minor | Bishop of Angra, Portugal |
| 35.2 | Appointed | Antoine-Eléonore-Léon Le Clerc de Juigné † | Bishop of Chalons-sur-Marne, France | Archbishop Emeritus of Paris, France |
| 31 Dec | | Born | Louis-Charles-Auguste Hébert, M.E.P. † | Villedieu-les-Bailleul, France | Vicar Apostolic of Madurai, India |